package com.geekca.usb;

public class usbMouse extends Usb{


    @Override
    public void insert() {
        System.out.println("鼠标接入");
    }

    @Override
    public void pullout() {
        System.out.println("鼠标拔出");
    }

    public void scroll(){
        System.out.println("鼠标滑动...");
    }
}
